# File lib/mechanize/page/meta.rb, line 31
        def parse(content, uri)
          if content && content =~ CONTENT_REGEXP
            delay, url = $1, $3

            url = case url
                  when nil, "" then uri.to_s
                  when /^http/i then url
                  else "http://#{uri.host}#{url}"
                  end

            block_given? ? yield(delay, url) : [delay, url]
          else
            nil
          end
        end